Whose name is grandpa?

Grandfather, as a kinship term, is the father of his father, also known as "the nurse"; Grandpa (grandpa in most parts of the country, dad in many places); My Lord.

Written title of grandpa/grandma/grandpa/grandpa. In ancient times, it was also called Wangfu, Dafu and Zu. The local dialect is also called Daddy/Daddy/Daddy/Husband, etc.